Loudspeaker



FIG. 1 is a perspective view of a loudspeaker showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view of thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown are included for the purpose of illustrating portions of the loudspeaker that form no part of the claim. 

CLAIM The ornamental design for a loudspeaker, as shown and described. 